| 单词 | metopon hydrochloride |
| 释义 | metopon hydrochloride in American English (ˈmɛtəˌpɑn) a narcotic drug, C18H21O3N·HCl, derived from morphine, but slightly more potent: used in medicine to relieve pain Word origin < met(hyldihydr)o(mor)p(hin)on(e) |
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